PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9221Tester,spring Resiliency

Reliance Electric Co Toledo Scale Div · NSN 6635-00-063-2009 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-00-063-2009 — this item is cataloged by the U.S. Government under National Stock Number 6635-00-063-2009. Primary manufacturer part number: 9221.
Features
  • Tester,spring Resiliency — FSC 6635
  • Spring Type for Which Designed: COMPRESSION AND TENSION
  • Load Receiver Type: PLATFORM
  • Mounting Method: TABLE
  • Scale Smallest Increment Graduation: 1/20 LB SMALLEST INCREMENT LBS
  • Spring Maximum Overall Free Length Accommodated: 4.500 INCHES IN
  • Measurement Unit: POUND
  • Spring Maximum Outside Diameter Accommodated: 2.500 INCHES IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Tester,spring Resiliency, cataloged under National Stock Number 6635-00-063-2009, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Reliance Electric Co Toledo Scale Div. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6635-00-063-2009
Primary Part Number9221
Item NameTester,spring Resiliency
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerReliance Electric Co Toledo Scale Div
StatusACTIVE
Spring Type for Which DesignedCOMPRESSION AND TENSION
Load Receiver TypePLATFORM
Mounting MethodTABLE
Scale Smallest Increment Graduation1/20 LB SMALLEST INCREMENT LBS
Spring Maximum Overall Free Length Accommodated4.500 INCHES IN
Measurement UnitPOUND
Spring Maximum Outside Diameter Accommodated2.500 INCHES IN
Torque Indicating Wrench Usage FeatureNOT INCLUDED
Spring Travel GageNOT INCLUDED
Unit TypeWEIGHING SCALE
Scale Range+5.0 TO 100.0 POUNDS LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-147-91049221 INTERCHANGEABLE
Coil,radio Frequency
Vanguard Electronics, Llc
7230-00-153-70029221 INTERCHANGEABLE
Pulley Set,drapery
Kirsch Co
5330-00-255-03319221 INTERCHANGEABLE
Gasket
Cummins Inc.
6810-00-264-89519221 INTERCHANGEABLE
Bismuth Oxyiodide
Icn Biomedicals Inc Icn K and K Laboratories Div
5305-00-426-17759221 INTERCHANGEABLE
Setscrew
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
2530-00-618-4429FD9221 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
4460-01-047-3685110841 INTERCHANGEABLE
Electrode,ionizer,ground
Air Systems Components Inc Dba Air System Components Inc Div Trion Iaq Div
5930-01-122-402623462/257 INTERCHANGEABLE
Switch,toggle
Viavi Solutionsllc
6145-01-237-39839221 INTERCHANGEABLE
Cable,radio Frequency
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5360-01-277-51119221 INTERCHANGEABLE
Spring,helical,compression
Imi Cash Valve Inc
Cross-Reference Index
Part NumberManufacturer
9221 Reliance Electric Co Toledo Scale Div
Related Parts
5950-00-147-9104INTERCHANGEABLE
COIL,RADIO FREQUENCY
9221
7230-00-153-7002INTERCHANGEABLE
PULLEY SET,DRAPERY
9221
5330-00-255-0331INTERCHANGEABLE
GASKET
9221
6810-00-264-8951INTERCHANGEABLE
BISMUTH OXYIODIDE
9221
5305-00-426-1775INTERCHANGEABLE
SETSCREW
9221
2530-00-618-4429INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FD9221
4460-01-047-3685INTERCHANGEABLE
ELECTRODE,IONIZER,GROUND
110841
5930-01-122-4026INTERCHANGEABLE
SWITCH,TOGGLE
23462/257
6145-01-237-3983INTERCHANGEABLE
CABLE,RADIO FREQUENCY
9221
5360-01-277-5111INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
9221
5120-01-425-9407INTERCHANGEABLE
NUTDRIVER
9221
7025-01-452-2438INTERCHANGEABLE
DISK DRIVE UNIT
88G4768

Frequently Asked Questions

What is NSN 6635-00-063-2009?

NSN 6635-00-063-2009 is a Tester,spring Resiliency, manufactured by Reliance Electric Co Toledo Scale Div, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-00-063-2009?

NSN 6635-00-063-2009 has 1 cross-referenced part number: 9221 (Reliance Electric Co Toledo Scale Div).

What NSN replaces 6635-00-063-2009?

There are 12 known substitutes for 6635-00-063-2009: 5950-00-147-9104, 7230-00-153-7002, 5330-00-255-0331 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9221?

Key specifications for 9221: Spring Type for Which Designed: COMPRESSION AND TENSION; Load Receiver Type: PLATFORM; Mounting Method: TABLE; Scale Smallest Increment Graduation: 1/20 LB SMALLEST INCREMENT LBS. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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